Riak 1.4.2 10G Ethernet Performance Problems

2014-06-18 Thread Earl Ruby
Chris Read: Back in 2013 you reported a performance problem with Riak 1.4.2 running on a 10GbE network where Riak would never hit speeds faster than 2.5Gbps on the network. I'm seeing the same thing with Riak 1.4.2 and RiakCS. I've followed all of the tuning suggestions, my MTU is set to 9000 on

Re: Riak 1.4.2 10G Ethernet Performance Problems

2014-06-18 Thread Evan Vigil-McClanahan
Hi Earl, There are some known internode bottlenecks in riak 1.4.x. We've addressed some of them in 2.0, but others likely remain. If you're willing to run some code at the console, running the following at the console (from `riak attach`) should tell you whether or not the 2.0 changes are likely